Tampa International to Boeing Fld/King County International TPA → BFI

Warnings the route crosses SIGMETs and AIRMETs whose area the line passes through or comes within 25 nm of

• SIGMET W70W: thunderstorms (a convective SIGMET) up to 32,000 ft, moving from the southwest at 40 knots, until 9:55 pm EDT (01:55 UTC). Over the route from 1399 to 1599 nm out.
  as issued

  WSUS33 KKCI 112355
  MKCW WST 112355
  CONVECTIVE SIGMET 70W
  VALID UNTIL 0155Z
  MT WY
  FROM 30SSW MLS-60WNW BFF-40SSE OCS-10S BPI-10S BIL-30SSW MLS
  AREA TS MOV FROM 22040KT. TOPS TO FL320.

• AIRMET TANGO 6W: moderate turbulence above 18,000 ft from 28,000 ft to 40,000 ft. Over the route from 280 to 400 nm out.
• AIRMET TANGO 4W: moderate turbulence above 18,000 ft from 18,000 ft to 36,000 ft. Over the route from 1239 to 1929 nm out.
• AIRMET TANGO 4W: moderate turbulence below 18,000 ft up to 18,000 ft. Over the route from 1379 to 1699 nm out.
• AIRMET SIERRA 1E: mountains obscured by cloud (due to mountains obscured by clouds, precipitation, mist). Over the route from 1439 to 2009 nm out.
• AIRMET TANGO 1W: low-level wind shear (due to air speed loss or gain of 20 knots or more below 2,000 ft above the ground). Over the route from 1449 to 1679 nm out.
• AIRMET SIERRA 4E: low cloud or poor visibility (IFR conditions) (due to ceilings below 1,000 ft, visibility below 3 miles, precipitation, mist). Over the route from 1539 to 1869 nm out.
• AIRMET ZULU 3C: moderate icing up to 22,000 ft. Over the route from 1619 to 1729 nm out.
• AIRMET ZULU 2C: moderate icing up to 14,000 ft. Over the route from 1859 to 2069 nm out.
• AIRMET TANGO 1W: moderate turbulence above 18,000 ft from 25,000 ft to 39,000 ft. Over the last 0 nm of the route.

A SIGMET warns of weather hazardous to all aircraft; an AIRMET of weather that matters to small aircraft and to flying without instruments. "From 60 to 180 nm out" is measured along the route from TPA.

Pilot reports along the route within 50 nm of the line, last three hours, the serious ones first

Not fetched just now.

At BFI when you get there the forecast at the estimated arrival, 11:42 am PDT (18:42 UTC)

BFI has no terminal forecast; use the nearest airport that does.

Temporary flight restrictions on the line or within 25 nm of it

No temporary flight restriction on or near this route right now.

Daylight

Sunset at TPA 7:04 pm EDT (23:04 UTC), at BFI 6:27 pm PDT (01:27 UTC) (civil twilight ends 6:58 pm PDT (01:58 UTC)).

Each restriction opens the FAA's own page with the exact area, heights and times. Ordinary notices to air missions (closed runways, lights out) are not shown: the FAA's notice search is not open to sites like this one at this time.